Unity or Division

I'd say show me the science.

This doesn't lend itself to a scientific analysis, but we can look at history. Consider when America was most divided and when America was most united and see when you think was America stronger. Was America stronger at the times of unity or the times of division?

I don't disagree, it is just what I'd say if you asked me...because that's me.

my way or the highway is no way to rule

Perhaps there is another way.

"Our marching orders from the American people are clear—we're to have a robust discussion and seek common ground," - Mitch McConnell Jan 2021

The media seems to think they can unite America through cancel culture.

The person didn't attribute a quote, they attributed their perception of the situation.